256429368

素因数分解:

$2^3\times 3^3\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1$

素因数の和:171

約数の個数: 256

約数和(自身を含む): 822528000

約数和(自身を除く): 566098632

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 27, 29, 36, 39, 47, 52, 54, 58, 67, 72, 78, 87, 94, 104, 108, 116, 117, 134, 141, 156, 174, 188, 201, 216, 232, 234, 261, 268, 282, 312, 348, 351, 376, 377, 402, 423, 468, 522, 536, 564, 603, 611, 696, 702, 754, 783, 804, 846, 871, 936, 1044, 1128, 1131, 1206, 1222, 1269, 1363, 1404, 1508, 1566, 1608, 1692, 1742, 1809, 1833, 1943, 2088, 2262, 2412, 2444, 2538, 2613, 2726, 2808, 3016, 3132, 3149, 3384, 3393, 3484, 3618, 3666, 3886, 4089, 4524, 4824, 4888, 5076, 5226, 5452, 5499, 5829, 6264, 6298, 6786, 6968, 7236, 7332, 7772, 7839, 8178, 9048, 9447, 10152, 10179, 10452, 10904, 10998, 11658, 12267, 12596, 13572, 14472, 14664, 15544, 15678, 16356, 16497, 17487, 17719, 18894, 20358, 20904, 21996, 23316, 23517, 24534, 25192, 25259, 27144, 28341, 31356, 32712, 32994, 34974, 35438, 36801, 37788, 40716, 40937, 43992, 46632, 47034, 49068, 50518, 52461, 53157, 56682, 62712, 65988, 69948, 70876, 73602, 75576, 75777, 81432, 81874, 85023, 91321, 94068, 98136, 101036, 104922, 106314, 113364, 122811, 131976, 139896, 141752, 147204, 151554, 159471, 163748, 170046, 182642, 188136, 202072, 209844, 212628, 226728, 227331, 245622, 273963, 294408, 303108, 318942, 327496, 340092, 365284, 368433, 419688, 425256, 454662, 478413, 491244, 547926, 606216, 637884, 680184, 681993, 730568, 736866, 821889, 909324, 956826, 982488, 1095852, 1105299, 1187173, 1275768, 1363986, 1473732, 1643778, 1818648, 1913652, 2191704, 2210598, 2374346, 2465667, 2727972, 2947464, 3287556, 3561519, 3827304, 4421196, 4748692, 4931334, 5455944, 6575112, 7123038, 8842392, 9497384, 9862668, 10684557, 14246076, 19725336, 21369114, 28492152, 32053671, 42738228, 64107342, 85476456, 128214684, 256429368]

約数ペア:

[(1, 256429368), (2, 128214684), (3, 85476456), (4, 64107342), (6, 42738228), (8, 32053671), (9, 28492152), (12, 21369114), (13, 19725336), (18, 14246076), (24, 10684557), (26, 9862668), (27, 9497384), (29, 8842392), (36, 7123038), (39, 6575112), (47, 5455944), (52, 4931334), (54, 4748692), (58, 4421196), (67, 3827304), (72, 3561519), (78, 3287556), (87, 2947464), (94, 2727972), (104, 2465667), (108, 2374346), (116, 2210598), (117, 2191704), (134, 1913652), (141, 1818648), (156, 1643778), (174, 1473732), (188, 1363986), (201, 1275768), (216, 1187173), (232, 1105299), (234, 1095852), (261, 982488), (268, 956826), (282, 909324), (312, 821889), (348, 736866), (351, 730568), (376, 681993), (377, 680184), (402, 637884), (423, 606216), (468, 547926), (522, 491244), (536, 478413), (564, 454662), (603, 425256), (611, 419688), (696, 368433), (702, 365284), (754, 340092), (783, 327496), (804, 318942), (846, 303108), (871, 294408), (936, 273963), (1044, 245622), (1128, 227331), (1131, 226728), (1206, 212628), (1222, 209844), (1269, 202072), (1363, 188136), (1404, 182642), (1508, 170046), (1566, 163748), (1608, 159471), (1692, 151554), (1742, 147204), (1809, 141752), (1833, 139896), (1943, 131976), (2088, 122811), (2262, 113364), (2412, 106314), (2444, 104922), (2538, 101036), (2613, 98136), (2726, 94068), (2808, 91321), (3016, 85023), (3132, 81874), (3149, 81432), (3384, 75777), (3393, 75576), (3484, 73602), (3618, 70876), (3666, 69948), (3886, 65988), (4089, 62712), (4524, 56682), (4824, 53157), (4888, 52461), (5076, 50518), (5226, 49068), (5452, 47034), (5499, 46632), (5829, 43992), (6264, 40937), (6298, 40716), (6786, 37788), (6968, 36801), (7236, 35438), (7332, 34974), (7772, 32994), (7839, 32712), (8178, 31356), (9048, 28341), (9447, 27144), (10152, 25259), (10179, 25192), (10452, 24534), (10904, 23517), (10998, 23316), (11658, 21996), (12267, 20904), (12596, 20358), (13572, 18894), (14472, 17719), (14664, 17487), (15544, 16497), (15678, 16356)]